Electric welding machine shell



FIG. 1 is a perspective view of an electric welding machine shell showing my new design;

FIG. 2 is an upside-down perspective view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a left view thereof:

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines in the figures show control knobs that depict unclaimed environmental subject matter. 

CLAIM The ornamental design for an electric welding machine shell, as shown and described. 